This double extension aluminum ladders makes a useful addition to any home. It supports up to 200 lbs, providing a durable way to get work done. This extension ladder is equipped with a fixed rung lock and slip-resistant feet. Meant for household duty or work around the business or factory, it meets ansi rated type 3 standards. The aluminum extension ladder features o-shaped rungs. It is safe and dependable. Keep it handy for your household or business tasks. Louisville ladder 16 ' aluminum ladder: household duty durable lightweight louisville extension ladder is made of aluminum this 16' ladder is ansi rated type 3 the aluminum extension ladder is capable of supporting 200 lbs equipped with a fixed rung lock and slip-resistant feet features o-shaped rungs mar-resistant feet 200-lb capacity (includes person and tools